"Our study provides a new direction to understand the whole evolutionary history of massive stars toward the formation of ...

The blast may have been a kilonova — a type of neutron star merger — in the wake of a more traditional supernova.

Decades in the making, NASA's X-ray timelapse shows a stellar explosion expanding into space at up to 2% the speed of light.

It's the last clearly observed supernova in the Milky Way, Gassel said.

When you imagine an explosion in space, a supernova is usually what first comes to mind. But astronomers are still quite ...

What we know of the birth of a black hole has traditionally aligned with our perception of black holes themselves: dark, ...

Astronomers have spotted AT2025ulz, a rare dual explosion — a supernova and a kilonova — that may be the first-ever observed “superkilonova.” ...

In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...

NASA’s Chandra Observatory reveals a 25-year time-lapse of Kepler’s Supernova Remnant. Glowing debris expands at different ...

This supernova is one for the record books. A mammoth star explosion known as SN2016aps, which occurred in a galaxy about 3.6 billion light-years from Earth, is the brightest supernova ever seen, a ...

NASA has released its longest-ever time-lapse from the Chandra X-ray Observatory, capturing the expanding remains of Keplers Supernova, one of the most powerful stellar explosions ever witnessed by ...

It's never too late to solve a cold case. A new paper from Syracuse University researchers proposes an explanation for both a mysterious stellar object discovered in the year 2013 and an astronomical ...